Using Pywebview you can either use a "normal" web backend, e.g., using Flask to make a backend HTTP API, or you can expose Python code to make it callable "dire

Using Pywebview you can either use a "normal" web backend, e.g., using Flask to make a backend HTTP API, or you can expose Python code to make it callable "directly" (a more correct term would be "transparently") from JavaScript on the frontend side. In the latter case it's quite useful be able to update the DOM directly from Python :).